Automatic telephone system involving separate operator and subscriber register sender apparatus



2,569,650 RATOR Oct. 2., 1951 H. w. BALZER ETAL AUTOMATIC TELEPHONE .SYSTEM INVOLVING :SEPARATE OPE AND SUBSCRIBER REGISTER SENDER APPARATUS Filed Dec. 28, 1946 21 Sheets-Sheet 2 EEME m m l. l m MQFEO m Eat/E0 F H "H r n: dw s: 28% m 38 228 52 .A I: 3m m d8 al .rll. 2m 50 XE :38 21 :w N d9 SE 1 33 i H I 33 o: 5 No: 8: 5m 3: am 81 am W2: 38 E02: @258; m :8 E m 8:1 a: $5955 v.2: N

Oct. 2, 195] w.BALzER EI'AL v 2,569,650

AUTOMATIC TELEPHONE SYSTEM INVOLVING SEPARATE OPERATOR Filed Dec. 28, 1946 AND SUBSCRIBER REGISTER SENDER APPARATUS 21 Sheets-Sheet 5 TRUNK CIRCUIT 50 NEAR AUTOMATIC EXCHANGE FIG. 5

Mongfi R53( )BR540- INTERTOL TOLL Inventors Harvey W. Bolzer .By John Ostline M,fMJo5 M4M 1951 Y H. w. ALZER m-AL 2,569.650

AUTOMATIC TELEPHONE SYS EM INVOLVING SEPARATE OPERATOR mo SUBSCRIBER REGISTER SENDER APPARATUS Filed Dec. 28, 1946 21 ShQetSR-Shee't 7 h Ham T \JIII 722 76| 7 2 HOLD 1v L V7|3 7624 R770 f f 742 T63IL- 772 h T ;F'/\75|.

VGSWITCH R720 Evv BATI- F-l 7 v 'I Inventors G Hurvey W. Bolzer John E. Osfline Attorneys Oct. 2, 1951. H. w. BALZEVR ETAL 2,569,650

AUTOMATIC TELEPHONE SYSTEM mvowmc SEPARATE OPERATOR AND SUBSCRIBER REGISTER SENDER APPARATUS Filed De c. 28, 1946 21-Sheets-$heet 8 cesl /C87\ ''f\. 3

- 7 e52 847w ljLOCAL A 1! 4 K SEIZURE w 64 5 ll -1|' 0? I as? 865 s gg 011 5 C884 E 3% 1 .s w FIG 8 E 53 E .5 E E 25 Inventors B Harvey W. Boizer John E. Osfline Oct. 2, 1951 w BALZER ETAL I 2 569 650 AUTOMATIC TELEPHONE SYSTEM INVOLVING SEPARATE OPERATOR AND SUBSCRIBER REGISTER SENDER APPARATUS Filed Dec. 28, 1946 21 Sheets-Sheet 10 BY John E. Osfline yom mm Attorneys Oct. 2, 1951 w; BALZER 5 AL 2,569,650

I AUTOMATIC TELEPHONE SYSTEM INVOLVING SEPARATE OPERATOR AND SUBSCRIBER REGISTER SENDER APPARATUS Filed Dec. 28, 1946 21 Sheets-Sheet l2 B x 22023 :52 so; I M) 632% 05585 0 I W 8 I 20 28 :2 ES Mm n I. m I nk W 2 8 3 I C 7 W Y N m 99 H 2 2 C I 2 8 3 4 I. m C I 2 4. 8 8 C C 2 Q Q p w I Em C I) I Q M I m w I. m m D m ITW L m I b E I M 4 I I 4 3 N mm I 2 R r a I A. BC fi PI" r Y .Y E. \q 0 W I% N w I 2 m. 2 5 B 6 Wu 8 2 2 I 3 3 3 m m. B m m m m 2 2 I M .V. \I m H 2 i m 2 m F INVENTORS Harvey W. Bolzer John E. OsIli-ne Attorneys 0d.- 2, 1951 H; w BALZER ETAL 2,569,650

AUTOMATIC TELEPHONE SYSTEM INVOLVING SEPARATE OPERATOR AND SUBSCRIBER REGISTER SENDER APPARATUS Filed Dec. 28, 1946 21 Sheets-Shut 17 01705 rclmh vim .TOLL LINE CIRCUIT I70 'onm -,v|74| 1 MI: 77 I761 I ClTOZh A m RIB 91 w|743 4732 R mo 4762 START CUT OFF rim f- Jill uh- SI EX SLAVE 0m n FIG. I?

Inventors Harvey W Bolzer John E. Osfline Attorneys Oct. 2, 1951 AUTOMATIC TELEPHONE AND SUBSCRIB Filed Dec. 28, 1946 H W. BALZER ETAL 2,569.650 SYSTEM INVOLVING ,SEPARATE OPERATOR ER REGISTER SENDER APPARATUS- 21 Sheets-Sheet 18 Oct. 2, 1951 Filed Dec. 28, 1946 H. w. BALZER E'rAL AUTOMATIC TELEPHONE SYSTEM INVOLVING SEPARATE OPERATOR AND SUBSCRIBER REGISTER SENDER APPARATUS 21 Shegts-Sheet 19 RERINGY ii Tf'922 RERING "|974 ism/L04,

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1 |902 W 9'4 v 190M 2 I I905 INVHVTORS Harvey W Bolzer BY John E. Osfline Attorneys 

